ilikecats/stk-code_catmod
1
1
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Use classic buffersubdata for UBO

Browse Source
This commit is contained in:
Vincent Lejeune
2014-09-05 02:30:51 +02:00
parent 3529293b8d
commit aee86fd14f
1 changed files with 3 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
src/graphics/render.cpp
View File

@@ -596,9 +596,8 @@ void IrrDriver::computeCameraMatrix(scene::ICameraSceneNode * const camnode, siz
50.,
};
glBindBuffer(GL_UNIFORM_BUFFER, SharedObject::ViewProjectionMatrixesUBO);
float *tmp = (float *) glMapBufferRange(GL_UNIFORM_BUFFER, 0, (16 * 8 + 2) * sizeof(float), GL_MAP_WRITE_BIT | GL_MAP_INVALIDATE_BUFFER_BIT);
float tmp[16 * 8 + 2];
memcpy(tmp, irr_driver->getViewMatrix().pointer(), 16 * sizeof(float));
memcpy(&tmp[16], irr_driver->getProjMatrix().pointer(), 16 * sizeof(float));
memcpy(&tmp[32], irr_driver->getInvViewMatrix().pointer(), 16 * sizeof(float));
@@ -729,7 +728,8 @@ void IrrDriver::computeCameraMatrix(scene::ICameraSceneNode * const camnode, siz
tmp[128] = float(width);
tmp[129] = float(height);
glUnmapBuffer(GL_UNIFORM_BUFFER);
glBindBuffer(GL_UNIFORM_BUFFER, SharedObject::ViewProjectionMatrixesUBO);
glBufferSubData(GL_UNIFORM_BUFFER, 0, (16 * 8 + 2) * sizeof(float), tmp);
}